Velthorst, Nel H. : rechercher sur Z-Library

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1

Separation of twenty-one naphthalene sulfonates by means of capillary electrophoresis

Steven J. Kok, Emile H. M. Koster, Cees Gooijer, Nel H. Velthorst, Udo A. Th. Brinkman, Orfeo Zerbinati

Journal:

Journal of Separation Science

Année:

1996

Langue:

english

Fichier:

PDF, 593 KB

english, 1996

2

Analyte identification in capillary electrophoretic separation techniques

Steven J. Kok, Nel H. Velthorst, Dr. Cees Gooijer, Udo A. Th. Brinkman

Journal:

ELECTROPHORESIS

Année:

1998

Langue:

english

Fichier:

PDF, 2.44 MB

english, 1998

3

On-line dialysis solid-phase extraction coupled to capillary electrophoresis

J. Rob Veraart, Judith van Hekezen, Marjolein C. E. Groot, Cees Gooijer, Dr. Henk Lingeman, Nel H. Velthorst, Udo A. Th. Brinkman

Journal:

ELECTROPHORESIS

Année:

1998

Langue:

english

Fichier:

PDF, 651 KB

english, 1998

4

Pyrene metabolites in the hepatopancreas and gut of the isopod porcellio scaber, a new biomarker for polycyclic aromatic hydrocarbon exposure in terrestrial ecosystems

Gerard J. Stroomberg,, Joop A. DE Knecht, Freek Ariese, Cornelis A.M. Van Gestel, Nel H. Velthorst

Journal:

Environmental Toxicology and Chemistry

Année:

1999

Langue:

english

Fichier:

PDF, 104 KB

english, 1999

5

Pyrene biotransformation products as biomarkers of polycyclic aromatic hydrocarbon exposure in terrestrial isopoda: Concentration-response relationship, and field study in a contaminated forest

Gerard J. Stroomberg, Freek Ariese, Cornelis A. M. van Gestel, Bert van Hattum, Nel H. Velthorst, Nico M. van Straalen

Journal:

Environmental Toxicology and Chemistry

Année:

2003

Langue:

english

Fichier:

PDF, 95 KB

english, 2003

6

Column liquid chromatography with diode laser-induced fluorescence detection of carboxylic acids after pre-column derivatisation

Arjan J.G. Mank, Marco C. Beekman, Nel H. Velthorst, Udo A.Th. Brinkman, Henk Lingeman, Cees Gooijer

Journal:

Analytica Chimica Acta

Année:

1995

Langue:

english

Fichier:

PDF, 737 KB

english, 1995

7

Shpol'skii spectroscopy as a tool in environmental analysis for amino- and nitro-substituted polycyclic aromatic hydrocarbons: A critical evaluation

Igor S. Kozin, Cees Gooijer, Nel H. Velthorst

Journal:

Analytica Chimica Acta

Année:

1996

Langue:

english

Fichier:

PDF, 1.17 MB

english, 1996

8

On the potential of forward-scattering degenerate four-wave mixing detection in capillary electrophoresis

Tjipke de Beer, Gerard Ph. Hoornweg, Freek Ariese, Nel H. Velthorst, Udo A.Th. Brinkman, Cees Gooijer

Journal:

Analytica Chimica Acta

Année:

2000

Langue:

english

Fichier:

PDF, 114 KB

english, 2000

9

Isomer-specific detection of azaarenes in environmental samples by Shpol'skii luminescence spectroscopy

Igor S Kozin, Olaf F A. Larsen, Pim de Voogt, Cees Gooijer, Nel H Velthorst

Journal:

Analytica Chimica Acta

Année:

1997

Langue:

english

Fichier:

PDF, 200 KB

english, 1997

10

Ultraviolet laser-induced fluorescence detection strategies in capillary electrophoresis: determination of naphthalene sulphonates in river water

Steven J Kok, I.C.Kristina Isberg, Cees Gooijer, Udo A.Th Brinkman, Nel H Velthorst

Journal:

Analytica Chimica Acta

Année:

1998

Langue:

english

Fichier:

PDF, 194 KB

english, 1998

11

Sensitive absorption detection for micro-column liquid chromatography by ultraviolet forward-scattering degenerate four-wave mixing

Tjipke de Beer, Paul Besoo, Gerard Ph. Hoornweg, Nel H. Velthorst, Udo A.Th. Brinkman, Cees Gooijer

Journal:

Analytica Chimica Acta

Année:

1999

Langue:

english

Fichier:

PDF, 260 KB

english, 1999

12

Generation of 275.4-nm UV output from a large-frame argon-ion laser for fluorescence detection in capillary electrophoresis

Steven J Kok, Gerard Ph Hoornweg, Ton de Ridder, Udo A.Th Brinkman, Nel H Velthorst, Cees Gooijer

Journal:

Journal of Chromatography A

Année:

1998

Langue:

english

Fichier:

PDF, 152 KB

english, 1998

13

Forward-scattering degenerate four-wave mixing for sensitive absorption detection in microseparation systems: Coupling to micro-column liquid chromatography

Tjipke de Beer, Gerard Ph. Hoornweg, Arjan Termaten, Udo A.Th. Brinkman, Nel H. Velthorst, Cees Gooijer

Journal:

Journal of Chromatography A

Année:

1998

Langue:

english

Fichier:

PDF, 179 KB

english, 1998

14

The Sphol'skii fluorescence spectrum of cyclopenta[c,d]pyrene. Novel evidence for anomalous S2-emission

Cees Gooijer, Igor Kozin, Nel H. Velthorst, Martin Sarobe, Leonardus W. Jenneskens, Edward J. Vlietstra

Journal:

Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy

Année:

1998

Langue:

english

Fichier:

PDF, 121 KB

english, 1998

15

Shpol'skii spectrometry, a distinct method in environmental analysis

Cees Gooijer, Iqor Kozin, Nel H. Velthorst

Journal:

Microchimica Acta

Année:

1997

Langue:

english

Fichier:

PDF, 3.12 MB

english, 1997

16

Simultaneous and consecutive two-photon excited fluorescence detection in conventional-size liquid chromatography

Ronald J. van de Nesse, Robertes J. van der Wegen, Cees Gooijer, Udo A.Th. Brinkman, Nel H. Velthorst

Journal:

Analytica Chimica Acta

Année:

1995

Langue:

english

Fichier:

PDF, 772 KB

english, 1995

17

The analytical potential of diode laser-based intracavity absorption detection in column liquid chromatography

Arjan J.G. Mank, Olaf Larsen, Henk Lingeman, Cees Gooijer, Udo A.Th. Brinkman, Nel H. Velthorst

Journal:

Analytica Chimica Acta

Année:

1996

Langue:

english

Fichier:

PDF, 1.03 MB

english, 1996

18

Wavelength-resolved laser-induced fluorescence detection in capillary electrophoresis: naphthalenesulphonates in river water

Steven J. Kok, E. Maria Kristenson, Cees Gooijer, Nel H. Velthorst, Udo A.Th. Brinkman

Journal:

Journal of Chromatography A

Année:

1997

Langue:

english

Fichier:

PDF, 1001 KB

english, 1997

19

Forward Degenerate Four-Wave Mixing as a Detection Method in Liquid Separation Systems: Improving Detection Limits by Means of a Fabry-Perot Interferometer

Hoornweg, Gerard Ph., Beer, Tjipke De, Velthorst, Nel H., Gooijer, Cees

Journal:

Applied Spectroscopy

Année:

1997

Langue:

english

Fichier:

PDF, 151 KB

english, 1997

20

Forward-Scattering Degenerate Four-Wave Mixing Detection in Micro-Column Liquid Chromatography Using Fused-Silica Capillary Flow Cells

Beer, Tjipke De, Hoornweg, Gerard Ph., Besoo, Paul, Brinkman, Udo A. Th., Velthorst, Nel H., Gooijer, Cees

Journal:

Applied Spectroscopy

Année:

1999

Langue:

english

Fichier:

PDF, 263 KB

english, 1999

21

PAH biotransformation in terrestrial invertebrates—a new phase II metabolite in isopods and springtails

Gerard J. Stroomberg, Herman Zappey, Ruud J.C.A. Steen, Cornelis A.M. van Gestel, Freek Ariese, Nel H. Velthorst, Nico M. van Straalen

Journal:

Comparative Biochemistry and Physiology Part C: Toxicology & Pharmacology

Année:

2004

Langue:

english

Fichier:

PDF, 540 KB

english, 2004

22

Synchronous fluorescence spectrometry of fish bile: A rapid screening method for the biomonitoring of PAH exposure

Freek Ariese, Steven J. Kok, Marieke Verkaik, Cees Gooijer, Nel H. Velthorst, Johannes W. Hofstraat

Journal:

Aquatic Toxicology

Année:

1993

Langue:

english

Fichier:

PDF, 819 KB

english, 1993

23

Sensitive detection of biacetyl in liquid chromatography using time-resolved sensitized phosphorescence

Baumann, Robert A., Gooijer, Cees., Velthorst, Nel H., Frei, Roland W.

Journal:

Analytical Chemistry

Année:

1985

Langue:

english

Fichier:

PDF, 490 KB

english, 1985

24

Direct Determination of Dibenzo[a,l]pyrene in Crude Extracts of Environmental Samples by Laser-Excited Shpol'skii Spectroscopy

Kozin, Igor S., Gooijer, Cees., Velthorst, Nel H.

Journal:

Analytical Chemistry

Année:

1995

Langue:

english

Fichier:

PDF, 474 KB

english, 1995

25

Visible diode laser induced fluorescence detection in liquid chromatography after precolumn derivatization of thiols

Mank, Arjan J. G., Molenaar, Ernst J., Lingeman, Henk., Gooijer, Cees., Brinkman, Udo A. T., Velthorst, Nel H.

Journal:

Analytical Chemistry

Année:

1993

Langue:

english

Fichier:

PDF, 790 KB

english, 1993

26

Direct Identification of Pyrene Metabolites in Organs of the Isopod Porcellio scaber by Fluorescence Line Narrowing Spectroscopy

Larsen, Olaf F. A., Kozin, Igor S., Rijs, Anouk M., Stroomberg, Gerard J., de Knecht, Joop A., Velthorst, Nel H., Gooijer, Cees

Journal:

Analytical Chemistry

Année:

1998

Langue:

english

Fichier:

PDF, 71 KB

english, 1998

27

Immobilized 1-bromonaphthalene for quenched phosphorescence detection in high performance liquid chromatography

Baumann, Robert A., Gooijer, Cees., Velthorst, Nel H., Frei, Roland W., Aichinger, Ingrid., Guebitz, Gerald.

Journal:

Analytical Chemistry

Année:

1988

Langue:

english

Fichier:

PDF, 608 KB

english, 1988

28

Chemical derivatization and Shpol'skii spectrofluorometric determination of benzo[a]pyrene metabolites in fish bile

Ariese, Freek., Kok, Steven J., Verkaik, Marieke., Hoornweg, Gerard P., Gooijer, Cees., Velthorst, Nel H., Hofstraat, Johannes W.

Journal:

Analytical Chemistry

Année:

1993

Langue:

english

Fichier:

PDF, 940 KB

english, 1993

29

Direct comparison of two-photon and one-photon excited fluorescence detection in liquid chromatography using an excimer-pumped dye laser

Van de Nesse, Ronald J., Mank, Arjan J. G., Hoornweg, Gerard P., Gooijer, Cees., Brinkman, Udo A. T., Velthorst, Nel H.

Journal:

Analytical Chemistry

Année:

1991

Langue:

english

Fichier:

PDF, 509 KB

english, 1991

30

Labeling reaction for time-resolved luminescence detection in liquid chromatography

Schreurs, Marry., Gooijer, Cees., Velthorst, Nel H.

Journal:

Analytical Chemistry

Année:

1990

Langue:

english

Fichier:

PDF, 400 KB

english, 1990

31

Quenched peroxyoxalate chemiluminescence as a new detection principle in flow injection analysis and liquid chromatography

Van Zoonen, Piet., Kamminga, Dik A., Gooijer, Cees., Velthorst, Nel H., Frei, Roland W.

Journal:

Analytical Chemistry

Année:

1986

Langue:

english

Fichier:

PDF, 558 KB

english, 1986

32

Indolyl alkali-metal ion pairs in the excited state. Part 4.?Their complexes with macrocyclic ligands

Gooijer, Cees, Kamminga, Dik A., Velthorst, Nel H.

Journal:

Journal of the Chemical Society Faraday Transactions 2

Année:

1981

Langue:

english

Fichier:

PDF, 430 KB

english, 1981

33

Polymer analysis by column liquid chromatography coupled semi-on-line with Fourier transform infrared spectrometry

Somsen, Govert W., Rozendom, Eduard J. E., Gooijer, Cees, Velthorst, Nel H., Brinkman, Udo A. Th.

Journal:

The Analyst (Royal Society of Chemistry)

Année:

1996

Langue:

english

Fichier:

PDF, 942 KB

english, 1996

34

Indolyl alkali-metal ion pairs in the excited state. Part 2. The influence of temperature on the position of the counterion

Gooijer, Cees, Kamminga, Dik A., Velthorst, Nel H.

Journal:

Journal of the Chemical Society Perkin Transactions 2

Année:

1980

Langue:

english

Fichier:

PDF, 684 KB

english, 1980

35

Time-resolved quenched phosphorescence detection of chromate in water samples using paired-ion reversed phase high performance liquid chromatography

Baumann, Robert A., Schreurs, Marry, Gooijer, Cees, Velthorst, Nel H., Frei, Roland W.

Journal:

Canadian Journal of Chemistry

Année:

1987

Langue:

english

Fichier:

PDF, 276 KB

english, 1987

36

Immobilized fluorophores in dynamic chemiluminescence detection of hydrogen peroxide

Gubitz, Gerald., Van Zoonen, Piet., Gooijer, Cees., Velthorst, Nel H., Frei, Roland W.

Journal:

Analytical Chemistry

Année:

1985

Langue:

english

Fichier:

PDF, 503 KB

english, 1985

37

SPIE Proceedings [SPIE Europto Biomedical Optics '93 - Budapest, Hungary (Sunday 29 August 1993)] Biomedical Optoelectronic Devices and Systems - Liquid chromatography combined with visible diode-laser-induced fluorescence detection for photosensitizers

Mank, Arjan J., Gooijer, Cees, Lingeman, Henk, Velthorst, Nel H., Brinkman, Udo A. T., Croitoru, Nathan I., Pratesi, Riccardo

Année:

1994

Langue:

english

Fichier:

PDF, 796 KB

english, 1994

38

SPIE Proceedings [SPIE BiOS '97, Part of Photonics West - San Jose, CA (Saturday 8 February 1997)] Advances in Fluorescence Sensing Technology III - Characterization of core-shell lattices by near-IR fluorescent cyanine dyes

Hofstraat, Johannes W., van Houwelingen, Gerrit D. B., Nuijens, Marcel J., Gooijer, Cees, Velthorst, Nel H., Thompson, Richard B.

Année:

1997

Langue:

english

Fichier:

PDF, 199 KB

english, 1997

39

SPIE Proceedings [SPIE Luebeck - DL tentative - Lubeck-Travemunde, Germany (Sunday 1 September 1991)] 8th Intl Conf on Fourier Transform Spectroscopy - Spray-jet assembly interface for the coupling of reversed-phase narrow-bore LC and FTIR spectrometry

Somsen, G. W., Gooijer, Cees, Brinkman, Udo A. T., Velthorst, Nel H., Visser, Tom, de Jong, A. P. J. M., Heise, Herbert M., Korte, Ernst H., Siesler, Heinz W.

Année:

1992

Langue:

english

Fichier:

PDF, 136 KB

english, 1992

40

SPIE Proceedings [SPIE Fourier Transform Spectroscopy: Ninth International Conference - Calgary, Canada (Monday 23 August 1993)] 9th International Conference on Fourier Transform Spectroscopy - Reversed phase HPLC-FTIR by on-line extraction and solvent elimination

Somsen, G. W., Gooijer, Cees, Brinkman, Udo A. T., Velthorst, Nel H., Visser, T., Bertie, John E., Wieser, Hal

Année:

1994

Langue:

english

Fichier:

PDF, 117 KB

english, 1994

41

SPIE Proceedings [SPIE Environmental Sensing '92 - Berlin, Federal Republic of Germany (Monday 15 June 1992)] International Conference on Monitoring of Toxic Chemicals and Biomarkers - Monitoring benzo(a)pyrene exposure using laser-excited Shpol'skii spectroscopy of benzo(a)pyrene metabolites

Ariese, Freek, Kok, S. J., Verkaik, M., Hoornweg, Gerard P., Gooijer, Cees, Velthorst, Nel H., Hofstraat, Johannes W., Vo-Dinh, Tuan, Cammann, Karl

Année:

1993

Langue:

english

Fichier:

PDF, 968 KB

english, 1993